xref: /openbmc/qemu/ui/vnc-jobs.h (revision 5b76dd13)
1  /*
2   * QEMU VNC display driver
3   *
4   * From libvncserver/rfb/rfbproto.h
5   * Copyright (C) 2005 Rohit Kumar, Johannes E. Schindelin
6   * Copyright (C) 2000-2002 Constantin Kaplinsky.  All Rights Reserved.
7   * Copyright (C) 2000 Tridia Corporation.  All Rights Reserved.
8   * Copyright (C) 1999 AT&T Laboratories Cambridge.  All Rights Reserved.
9   *
10   *
11   * Permission is hereby granted, free of charge, to any person obtaining a copy
12   * of this software and associated documentation files (the "Software"), to deal
13   * in the Software without restriction, including without limitation the rights
14   * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
15   * copies of the Software, and to permit persons to whom the Software is
16   * furnished to do so, subject to the following conditions:
17   *
18   * The above copyright notice and this permission notice shall be included in
19   * all copies or substantial portions of the Software.
20   *
21   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
22   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
24   * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
26   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
27   * THE SOFTWARE.
28   */
29  
30  #ifndef VNC_JOBS_H
31  #define VNC_JOBS_H
32  
33  /* Jobs */
34  VncJob *vnc_job_new(VncState *vs);
35  int vnc_job_add_rect(VncJob *job, int x, int y, int w, int h);
36  void vnc_job_push(VncJob *job);
37  void vnc_jobs_join(VncState *vs);
38  
39  void vnc_jobs_consume_buffer(VncState *vs);
40  void vnc_start_worker_thread(void);
41  
42  /* Locks */
43  static inline int vnc_trylock_display(VncDisplay *vd)
44  {
45      return qemu_mutex_trylock(&vd->mutex);
46  }
47  
48  static inline void vnc_lock_display(VncDisplay *vd)
49  {
50      qemu_mutex_lock(&vd->mutex);
51  }
52  
53  static inline void vnc_unlock_display(VncDisplay *vd)
54  {
55      qemu_mutex_unlock(&vd->mutex);
56  }
57  
58  static inline void vnc_lock_output(VncState *vs)
59  {
60      qemu_mutex_lock(&vs->output_mutex);
61  }
62  
63  static inline void vnc_unlock_output(VncState *vs)
64  {
65      qemu_mutex_unlock(&vs->output_mutex);
66  }
67  
68  #endif /* VNC_JOBS_H */
69